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    trkengbn's Avatar
    trkengbn Posts: 1, Reputation: 1
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    #1

    Sep 25, 2010, 05:38 PM
    What is difference between GFI and AFI breakers
    Explain difference between GFI and AFI breakers
    donf's Avatar
    donf Posts: 5,679, Reputation: 582
    Printers & Electronics Expert
    		  
    #2

    Sep 25, 2010, 06:42 PM

    A GFCI is designed to prevent a "Fault" current from killing or maiming a person.

    A GFCI breaker looks for a change in current (0.6) between the Neutral and Hot conductors.

    An AFCI breaker is designed to watch for the electric signature of an arc. It's purpose to to avert a possible fire.
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